Codespell spelling fixes

These spelling errors were found using
https://github.com/codespell-project/codespell

Change-Id: I8ec1e482a6eedca0f9c3b0282fa7db85cd4243f3
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/src/assets/styles/_obmc-custom.scss b/src/assets/styles/_obmc-custom.scss
index 63bed23..ae4fcb9 100644
--- a/src/assets/styles/_obmc-custom.scss
+++ b/src/assets/styles/_obmc-custom.scss
@@ -1,12 +1,12 @@
-// BMC Helpers must be imported before Boostrap helpers to
+// BMC Helpers must be imported before Bootstrap helpers to
 // take advantage of Bootstrap's use of the Sass !default
-// statement. Moving this helper after results in Boostrap
+// statement. Moving this helper after results in Bootstrap
 // variables taking precedence over BMC's
 @import "./bmc/helpers";
 @import "./vendor/bootstrap/helpers";
 
-// BMC Base files must folow Bootstrap base files
-// to assure BMC base styles override Boostrap base files
+// BMC Base files must follow Bootstrap base files
+// to assure BMC base styles override Bootstrap base files
 @import "./vendor/bootstrap/base";
 @import "./bmc/base";